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About IR-4

Since 1963, the IR-4 Project
has been the major resource for supplying pest management tools for specialty crop growers by developing research data to support new EPA tolerances and labeled product uses

2013 IR-4 Year End Summary

2013 IR-4 Annual Report

Strategic Plan 2009-2014

2011 National Economic Impact
of the IR-4 Project and the IR-4 Project Programs
(updated 2012)

History of IR-4 Minor Use Pesticide Registration 1963-2001 published in the Encyclopedia of Agrochemicals 3/1/01

Major funding for IR-4 is provided from Special Research Grants from:
* USDA-FAS and
and is provided in cooperation with the State Agricultural Experiment Stations. These stations provide in-kind support valued at over $18 million annually.

IR-4 News


IR-4 Workshop /Conference Information/Research Plans
  • Nominations for the 2014 Food Use Workshop (click here)
  • 2014 IR-4 Food Use & Biopesticide Workshops and Antibiotic/Bacterial Challenges Mini-Summit
    September 9-11, 2014
  • Held at The JW Marriott Atlanta Buckhead, 3300 Lenox Road NE, Atlanta, GA  30326-1333.  A special Antibiotics Workshop will also be held on September 11. Click here for Agenda and Registration.
  • IR-4 Project Headquarters
    Rutgers, The State University of NJ
    500 College Road East, Suite 201 W
    Princeton, NJ 08540
    Phone 732.932.9575
    Fax 609.514.2612

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